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Schramm HT300B

The Schramm HT300B is an industrial tractor manufactured by Schramm. It features a Detroit Diesel 4-71 4-cylinder liquid-cooled diesel engine producing 120 hp (89.5 kW). The tractor uses a 45M hydraulic drive transmission with infinite forward and reverse speeds across 3 ranges. It is a two-wheel drive machine with power steering and a standard cab with an available heater. Fuel capacity is 60 gallons (227.1 L) with hydraulic system capacities of 18 gallons (68.1 L) for the tractor and 23 gallons (87.1 L) for the backhoe tractor. The hydraulic pump flow is 26 gpm (98.4 lpm). Dimensions include a wheelbase of 111.9 inches (284 cm), length of 167.6 inches (425 cm) for the tractor and 280 inches (711 cm) for the backhoe tractor, width of 85.5 inches (217 cm), and weight of 15,500 lbs (7030 kg) including backhoe and counter-weight. The tractor rides on 11Lx16 front tires and 18.4x24 rear tires. Electrical system includes an alternator, 4 batteries at 12 volts and 172 AH. The HT300B was equipped with a six-cylinder air compressor rated at 300 CFM at 100 PSI and can be fitted with a Schramm 15FB backhoe with a transport height of 144 inches (365 cm), digging depth of 185 inches (469 cm), and bucket rotation of 179 degrees.
Schramm HT300Bindustrial tractorDetroit Diesel 4-71hydraulic drivebackhoeSchramm 15FB backhoetractor specifications
Power-
Founded-
ModelHT300B

Technical Specifications

Detailed specifications and technical data for Schramm HT300B

Power

Engine:120 hp (89.5 kW)

Tires

Rear tire:18.4x24
Front tire:11Lx16

Engine

Type:diesel
Model:Detroit Diesel 4-71
Power:120 hp (89.5 kW)
Cooling:liquid-cooled
Starter:electric
Cylinders:4-cylinder
Rated RPM:1700
Air cleaner:dry
Bore/Stroke:4.50x5.00 inches (114 x 127 mm)
Displacement:283.7 ci (4.6 L)
Starter volts:12
Coolant capacity:56 qts (53.0 L)

Height

Cab:103.5 inches (262 cm)
Hood:66.25 inches (168 cm)
Exhaust:91 inches (231 cm)
Steering wheel:72.75 inches (184 cm)

Backhoe

Model:Schramm 15FB Backhoe
Swing Arc:180°
Backhoe type:Schramm 15FB Backhoe
Digging depth:185 inches (469 cm)
Loading height:120 inches (304 cm)
Bucket Rotation:179°
Reach from pivot:227 inches (576 cm)
Transport height:144 inches (365 cm)
2-Foot flat digging depth:183 inches (464 cm)

Capacity

Fuel:60 gal (227.1 L)
Hydraulic system:18 gal (tractor) (68.1 L), 23 gal (backhoe tractor) (87.1 L)

Dimensions

Width:85.5 inches (217 cm)
Length:167.6 inches (tractor) (425 cm), 280 inches (backhoe tractor) (711 cm)
Weight:15500 lbs (7030 kg) *Weight with backhoe and counter-weight.
Wheelbase:111.9 inches (284 cm)
Rear tread:67.2 inches (170 cm)
Front tread:68 inches (172 cm)
Clearance (front axle):13 inches (33 cm)

Electrical

Batteries:4
Battery AH:172
Battery volts:12
Charging system:alternator

Hydraulics

Capacity:18 gal (tractor) (68.1 L), 23 gal (backhoe tractor) (87.1 L)
Pump flow:26 gpm (98.4 lpm)

Mechanical

Cab:standard with available heater
Drive:Two-wheel drive
Steering:Power steering

Production

Manufacturer:Schramm

Attachments

Backhoe:backhoe
Overview:The HT300B was equipped with a six-cylinder air compresseor rated at 300 CFM at 100 PSI.

Transmission

Type:hydraulic drive
Gears:infinite forward and reverse (3-range)
Model:45M